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S378 HGX

1999 Mercedes-benz Sl

Black Petrol 5000cc
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MOT Status

Valid
Expires30 Jun 2027
Tests23 (21 pass, 2 fail)
Pass rate91.3%

Mileage

97,546 mi
Last recorded97,546 miles
Recorded on1 Jul 2026
Typical for 1999 Mercedes-benz Sl67,886 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
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Vehicle Details

RegistrationS378 HGX
MakeMercedes-benz
ModelSl
Year1999
ColourBlack
Fuel typePetrol
Engine5,000cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

21 pass 2 fail
Pass 1 Jul 2026 97,546 miles
Pass 4 Jun 2025 96,146 miles

Steering box has seepage (2.1.1 (e) (i))

Pass 20 May 2024 92,570 miles

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Pass 10 May 2023 90,800 miles

Fluid leak, but not excessive (8.4.1 (a) (i))

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Pass 10 May 2022 89,901 miles
Pass 14 May 2021 87,817 miles
Pass 26 May 2020 84,857 miles
Pass 8 May 2019 83,052 miles
Pass 9 May 2018 79,834 miles

Nearside Rear Shock absorber has slight corrosion to the casing (2.7.2a)

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Offside Rear Shock absorber has slight external damage to the casing (2.7.2a)

Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 3 May 2017 77,563 miles
Pass 26 May 2016 73,166 miles

Front Anti-roll bar corroded but not seriously weakened (2.4.G.1)

Nearside Front Brake hose slightly deteriorated (3.6.B.4d)

Nearside Front wheel bearing has slight play (2.5.A.3c)

Nearside Rear Brake hose slightly deteriorated (3.6.B.4d)

Offside Front Brake hose slightly deteriorated (3.6.B.4d)

Offside Front Outer Anti-roll bar linkage rubber mounting deteriorated but not resulting in excessive movement (2.4.G.2)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Brake hose slightly deteriorated (3.6.B.4d)

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Pass 20 May 2015 66,299 miles

Nearside Rear Brake hose slightly deteriorated (3.6.B.4d)

Nearside Steering pivot point has slight play (2.2.B.1g)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Brake hose slightly deteriorated (3.6.B.4d)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Under-trays fitted obscuring some underside components

Fail 6 May 2015 66,251 miles

Nearside Headlamp not working on dipped beam (1.7.5a)

Nearside Rear Brake hose slightly deteriorated (3.6.B.4d)

Nearside Steering pivot point has slight play (2.2.B.1g)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Brake hose slightly deteriorated (3.6.B.4d)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Under-trays fitted obscuring some underside components

Pass 28 May 2014 60,652 miles
Pass 31 May 2013 55,077 miles
Pass 13 Sep 2012 52,755 miles

Nearside Front Anti-roll bar linkage has slight play in a pin/bush (2.4.G.2)

Nearside Front Macpherson strut has slight movement at the upper attachment (2.5.A.1c)

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Offside Front Macpherson strut has slight movement at the upper attachment (2.5.A.1c)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Fail 13 Sep 2012 52,755 miles

Nearside Front Anti-roll bar linkage has slight play in a pin/bush (2.4.G.2)

Nearside Front Macpherson strut has slight movement at the upper attachment (2.5.A.1c)

Nearside Headlamp aim too low (1.8)

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Offside Front Macpherson strut has slight movement at the upper attachment (2.5.A.1c)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Headlamp aim too low (1.8)

Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 27 Sep 2011 49,141 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Offside Front Tyre worn close to the legal limit (4.1.E.1)

Pass 1 Oct 2010 44,547 miles

Front Steering damper slight oil seepage (2.2.C.1f)

Pass 28 Sep 2009 40,042 miles
Pass 16 Sep 2008 35,835 miles
Pass 24 Sep 2007 29,512 miles
Pass 31 Jul 2006 20,490 miles

How Reliable is the Mercedes-benz Sl?

Based on 528,820 MOT tests across 35,553 vehicles.

83.4%
Pass Rate
2,023
Miles/Year
43
Year Lifespan
35,553
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 8,801
Tyre has ply or cords exposed 3,812
Brake pipe excessively corroded 3,463
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 3,077
Windscreen wiper does not clear the windscreen effectively 2,767
Full Mercedes-benz Sl reliability report

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S378 HGX is a 1999 Mercedes-benz Sl in Black with a 5,000cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 91.3%.

Across all 1999 Mercedes-benz Sl models, the average MOT pass rate is 83.3% with a typical mileage of 67,886 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz Sl fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 8,801 recorded failures. If you're considering buying S378 HGX, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Sl typically stays on UK roads for around 43 years. At 27 years old, this Mercedes-benz Sl is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of S378 HGX?

You can check the full history of S378 HGX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was S378 HGX registered?

S378 HGX is a 1999 Mercedes-benz Sl, first registered on 8 April 1999.

Is S378 HGX safe to buy?

The MOT history for S378 HGX shows 23 tests with a 91.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does S378 HGX have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on S378 HGX. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.